package com.cn.wanxi.servlet.user;

import com.alibaba.fastjson.JSONObject;
import com.cn.wanxi.model.UserModel;
import com.cn.wanxi.service.UserService;
import com.cn.wanxi.service.impl.UserServiceImpl;
import com.cn.wanxi.util.Tool;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebFilter;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;

@WebServlet("/back/user/del")
public class UserDelServlet extends HttpServlet {
    @Override
    protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
        //     0。乱码处理
        req.setCharacterEncoding("UTF-8");
        resp.setCharacterEncoding("UTF-8");
        //        1.得到前端传递过来的数据
        String id = req.getParameter("id");

//          2.封装对象
        UserModel userModel = new UserModel();
        userModel.setId(Tool.stringToInt(id));

//        调用service
        UserService userService = new UserServiceImpl();
        //        -返回值
        String result = userService.delete(userModel);
//       反馈给前端--返回值
        JSONObject jsonObject = new JSONObject();
        jsonObject.put("result", result);
        resp.getWriter().println(jsonObject);
    }
}
